APA (7th ed.) Zitazioa

Fern, R. L. (2002). Nature, God, and humanity: Envisioning an ethics of nature. Cambridge University Press.

Chicago Style (17th ed.) Zitazioa

Fern, Richard L. Nature, God, and Humanity: Envisioning an Ethics of Nature. Cambridge, UK ; New York: Cambridge University Press, 2002.

MLA (9th ed.) Zitazioa

Fern, Richard L. Nature, God, and Humanity: Envisioning an Ethics of Nature. Cambridge University Press, 2002.